/*
* Conditions Of Use 
* 
* This software was developed by employees of the National Institute of
* Standards and Technology (NIST), an agency of the Federal Government.
* Pursuant to title 15 Untied States Code Section 105, works of NIST
* employees are not subject to copyright protection in the United States
* and are considered to be in the public domain.  As a result, a formal
* license is not needed to use the software.
* 
* This software is provided by NIST as a service and is expressly
* provided "AS IS."  NIST MAKES NO WARRANTY OF ANY KIND, EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTY OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT
* AND DATA ACCURACY.  NIST does not warrant or make any representations
* regarding the use of the software or the results thereof, including but
* not limited to the correctness, accuracy, reliability or usefulness of
* the software.
* 
* Permission to use this software is contingent upon your acceptance
* of the terms of this agreement
*  
* .
* 
*/
/*******************************************************************************
* Product of NIST/ITL Advanced Networking Technologies Division (ANTD).        *
*******************************************************************************/
package gov.nist.javax.sip.header;

import javax.sip.header.*;
import java.util.*;

/**
 * A list of Route Headers.
 *
 * @version 1.2 $Revision: 1.7 $ $Date: 2007/10/23 17:34:49 $
 *
 * @author M. Ranganathan   <br/>
 *
 * 
 *
 */
public class RouteList extends SIPHeaderList<Route> {
	
	private static final long serialVersionUID = 3407603519354809748L;


	/** default constructor
	 */
	public RouteList() {
		super(Route.class, RouteHeader.NAME);
		
	}

	public Object clone() {
		RouteList retval = new RouteList();
		retval.clonehlist(this.hlist);
		return retval;
	}

	public String encode() {
		if ( super.hlist.isEmpty()) return "";
		else return super.encode();
	}
	

	/** 
	* Order is important when comparing route lists.
	*/
	public boolean equals(Object other) {
		if (!(other instanceof RouteList))
			return false;
		RouteList that = (RouteList) other;
		if (this.size() != that.size())
			return false;
		ListIterator<Route> it = this.listIterator();
		ListIterator<Route> it1 = that.listIterator();
		while (it.hasNext()) {
			Route route = (Route) it.next();
			Route route1 = (Route) it1.next();
			if (!route.equals(route1))
				return false;
		}
		return true;
	}

	
}
